Home / 153,547,779.95-230,321,669.91-51,311,817.57

Finding the Fourth Proportional to 153,547,779.95, 230,321,669.91 and 51,311,817.57

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Solution

The fourth proportional to 153,547,779.95, 230,321,669.91 and 51,311,817.57 is: 76,967,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,547,779.95 : 230,321,669.91 = 51,311,817.57 : x
  2. Step 2: Convert to fraction form
    153,547,779.95/230,321,669.91 = 51,311,817.57/x
  3. Step 3: Cross multiply
    153,547,779.95x = 230,321,669.91 × 51,311,817.57
  4. Step 4: Simplify right side
    153,547,779.95x = 11,818,223,508,839,678
  5. Step 5: Solve for x
    x = 11,818,223,508,839,678/153,547,779.95
  6. Step 6: Final answer
    x = 76,967,726.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.